/*
 * Copyright 2011-2013 HTTL Team.
 *  
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  
 *      http://www.apache.org/licenses/LICENSE-2.0
 *  
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package httl.ast;

import httl.Node;

import java.text.ParseException;

/**
 * BreakDirective. (SPI, Prototype, ThreadSafe)
 *
 * @author @author Liang Fei (liangfei0201 AT gmail DOT com)
 */
public class BreakDirective extends LineDirective {

    private final Expression expression;

    public BreakDirective(Expression expression, int offset) {
        super(offset);
        this.expression = expression;
    }

    public Expression getExpression() {
        return expression;
    }

    public void setParent(Node parent) throws ParseException {
        super.setParent(parent);
    }

    @Override
    public String toString() {
        return expression == null ? "#break" : "#break(" + expression + ")";
    }

}